Natural Product: NPC256555

Natural Product ID:  NPC256555
Common Name:   Melanettin
IUPAC Name:   6-hydroxy-4-(4-hydroxyphenyl)-7-methoxychromen-2-one
Synonyms:  
Molecular Formula:   C16H12O5
Standard InCHIKey:  HUGUGFBIYQBLCS-UHFFFAOYSA-N
Standard InCHI:  InChI=1S/C16H12O5/c1-20-15-8-14-12(6-13(15)18)11(7-16(19)21-14)9-2-4-10(17)5-3-9/h2-8,17-18H,1H3
Canonical SMILES:  COc1cc2oc(=O)cc(c2cc1O)c1ccc(cc1)O
First Find Year:  
Max Developmental Stage:  
Synthetic Gene Cluster:   ;

  Species Source

Organism ID Organism Name Taxonomy Level Family SuperKingdom Isolation Part Collection Location Collection Time Reference
NPO20876 Arnica longifolia Species Asteraceae Eukaryota UNPD*
NPO20888 Paraderris canarensis Species Fabaceae Eukaryota UNPD*
NPO23821 Rubus rigidus Species Rosaceae Eukaryota UNPD*
NPO18117 Dalbergia odorifera Species Fabaceae Eukaryota TM-MC*
NPO18117 Dalbergia odorifera Species Fabaceae Eukaryota TCMID*
NPO7149 Dalbergia melanoxylon Species Fabaceae Eukaryota TCMID*
NPO22420 Lignum dalbergiae odoriferae rosewood NA NA NA TCMID*
NPO18117 Dalbergia odorifera Species Fabaceae Eukaryota heartwood PMID[23743282]
NPO18117 Dalbergia odorifera Species Fabaceae Eukaryota TCM_Taiwan*
NPO7149 Dalbergia melanoxylon Species Fabaceae Eukaryota TCM_Taiwan*
NPO23269 Spodoptera exigua Species Noctuidae Eukaryota UNPD*
NPO17889 Clerodendrum indicum Species Lamiaceae Eukaryota UNPD*
NPO22848 Kaempferia galanga Species Zingiberaceae Eukaryota UNPD*
NPO6173 Senegalia caesia Species Fabaceae Eukaryota UNPD*
NPO26331 Plumbago auriculata Species Plumbaginaceae Eukaryota UNPD*

  Biological Activity

Target ID Target Type Target Name Target Organism Activity Type Activity Relation Value Unit Reference
NPT2 Others Unspecified IC50 = 53200 nM 23743282

  Similar Natural Products in NPASS

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules. Tc lies between [0, 1] where '1' indicates the highest similarity. What is Tanimoto coefficient

●  The left chart: Distribution of similarity level between NPC256555 and all remaining natural products in the NPASS database.
●  The right table: Most similar natural products (Tc>=0.56 or Top200).

Similarity Score Similarity Level Natural Product ID
1.0 High Similarity NPC34245
1.0 High Similarity NPC91492
1.0 High Similarity NPC110067
1.0 High Similarity NPC7439
0.963 High Similarity NPC38874
0.963 High Similarity NPC474886
0.9504 High Similarity NPC139839
0.9485 High Similarity NPC52086
0.9485 High Similarity NPC95162
0.9485 High Similarity NPC20511
0.9485 High Similarity NPC139548
0.9485 High Similarity NPC148835
0.9485 High Similarity NPC76336
0.9481 High Similarity NPC234865
0.9437 High Similarity NPC30688
0.9437 High Similarity NPC176903
0.9433 High Similarity NPC231149
0.9416 High Similarity NPC13067
0.9412 High Similarity NPC286843
0.9412 High Similarity NPC82271
0.9412 High Similarity NPC126682
0.9371 High Similarity NPC21184
0.9371 High Similarity NPC205727
0.9371 High Similarity NPC294522
0.9371 High Similarity NPC120426
0.9333 High Similarity NPC277021
0.9296 High Similarity NPC476347
0.9286 High Similarity NPC236419
0.9265 High Similarity NPC106215
0.9265 High Similarity NPC92830
0.9241 High Similarity NPC264875
0.9241 High Similarity NPC120774
0.9241 High Similarity NPC163598
0.9231 High Similarity NPC476348
0.9231 High Similarity NPC187398
0.9231 High Similarity NPC48366
0.922 High Similarity NPC185127
0.9191 High Similarity NPC26673
0.9161 High Similarity NPC275125
0.9161 High Similarity NPC97937
0.9161 High Similarity NPC15577
0.9161 High Similarity NPC178129
0.9161 High Similarity NPC170239
0.9149 High Similarity NPC230157
0.9149 High Similarity NPC6568
0.9137 High Similarity NPC164148
0.9137 High Similarity NPC43500
0.9124 High Similarity NPC474600
0.9124 High Similarity NPC111635
0.9118 High Similarity NPC202762
0.9118 High Similarity NPC137949
0.9118 High Similarity NPC86655
0.9065 High Similarity NPC102904
0.9065 High Similarity NPC176051
0.9065 High Similarity NPC103976
0.9065 High Similarity NPC276490
0.9065 High Similarity NPC107551
0.9065 High Similarity NPC474282
0.9065 High Similarity NPC326797
0.9051 High Similarity NPC229442
0.9051 High Similarity NPC168059
0.9051 High Similarity NPC474810
0.9048 High Similarity NPC150442
0.9044 High Similarity NPC73738
0.9034 High Similarity NPC113790
0.9021 High Similarity NPC125617
0.9007 High Similarity NPC300611
0.9 High Similarity NPC25966
0.9 High Similarity NPC245207
0.9 High Similarity NPC319647
0.9 High Similarity NPC127218
0.8993 High Similarity NPC472334
0.8993 High Similarity NPC472336
0.8986 High Similarity NPC8712
0.898 High Similarity NPC53587
0.898 High Similarity NPC176186
0.898 High Similarity NPC169404
0.8978 High Similarity NPC245120
0.8978 High Similarity NPC319969
0.8978 High Similarity NPC127624
0.8971 High Similarity NPC299221
0.8971 High Similarity NPC234488
0.8971 High Similarity NPC311680
0.8971 High Similarity NPC51840
0.8971 High Similarity NPC214860
0.8971 High Similarity NPC91291
0.8971 High Similarity NPC244799
0.8971 High Similarity NPC240722
0.8958 High Similarity NPC268515
0.8958 High Similarity NPC287275
0.8958 High Similarity NPC205361
0.8958 High Similarity NPC40222
0.8951 High Similarity NPC471763
0.8944 High Similarity NPC469564
0.8944 High Similarity NPC472335
0.8944 High Similarity NPC472332
0.8929 High Similarity NPC105493
0.8929 High Similarity NPC476171
0.8921 High Similarity NPC112246
0.8921 High Similarity NPC472337
0.8921 High Similarity NPC470356
0.8921 High Similarity NPC195022
0.8921 High Similarity NPC252095
0.8921 High Similarity NPC474206
0.8921 High Similarity NPC112939
0.8921 High Similarity NPC94750
0.8921 High Similarity NPC121812
0.8913 High Similarity NPC241341
0.8913 High Similarity NPC36437
0.8913 High Similarity NPC233018
0.8912 High Similarity NPC213197
0.8905 High Similarity NPC142530
0.8905 High Similarity NPC147317
0.8897 High Similarity NPC27239
0.8897 High Similarity NPC10225
0.8897 High Similarity NPC123127
0.8897 High Similarity NPC58164
0.8897 High Similarity NPC45824
0.8881 High Similarity NPC138212
0.8873 High Similarity NPC471389
0.8865 High Similarity NPC270256
0.8859 High Similarity NPC7178
0.8859 High Similarity NPC62903
0.8857 High Similarity NPC162659
0.8857 High Similarity NPC227503
0.8857 High Similarity NPC248727
0.8857 High Similarity NPC474639
0.8857 High Similarity NPC173660
0.8857 High Similarity NPC16435
0.8857 High Similarity NPC265433
0.8857 High Similarity NPC230734
0.8857 High Similarity NPC167517
0.8857 High Similarity NPC306441
0.8857 High Similarity NPC270456
0.8849 High Similarity NPC317380
0.8849 High Similarity NPC473054
0.8849 High Similarity NPC309953
0.8841 High Similarity NPC6451
0.8841 High Similarity NPC137669
0.8841 High Similarity NPC474635
0.8828 High Similarity NPC475896
0.8824 High Similarity NPC266691
0.8824 High Similarity NPC46274
0.8824 High Similarity NPC226331
0.8811 High Similarity NPC107161
0.8803 High Similarity NPC160283
0.8803 High Similarity NPC259519
0.8803 High Similarity NPC254759
0.88 High Similarity NPC155015
0.88 High Similarity NPC142479
0.8794 High Similarity NPC126206
0.8794 High Similarity NPC211549
0.8786 High Similarity NPC234333
0.8786 High Similarity NPC201357
0.8786 High Similarity NPC224941
0.8786 High Similarity NPC472521
0.8786 High Similarity NPC311430
0.8786 High Similarity NPC47398
0.8786 High Similarity NPC134968
0.8786 High Similarity NPC281521
0.8786 High Similarity NPC255147
0.8786 High Similarity NPC61946
0.8786 High Similarity NPC260898
0.8786 High Similarity NPC151224
0.8777 High Similarity NPC472522
0.8777 High Similarity NPC11060
0.8777 High Similarity NPC36661
0.8777 High Similarity NPC475840
0.8776 High Similarity NPC206264
0.8776 High Similarity NPC212670
0.8776 High Similarity NPC313334
0.8768 High Similarity NPC474356
0.8768 High Similarity NPC232275
0.8768 High Similarity NPC12275
0.8768 High Similarity NPC45715
0.8766 High Similarity NPC234004
0.8759 High Similarity NPC292256
0.875 High Similarity NPC324112
0.875 High Similarity NPC236791
0.875 High Similarity NPC74817
0.875 High Similarity NPC250432
0.875 High Similarity NPC246620
0.875 High Similarity NPC5447
0.875 High Similarity NPC82679
0.875 High Similarity NPC216836
0.875 High Similarity NPC124452
0.875 High Similarity NPC293054
0.875 High Similarity NPC169474
0.875 High Similarity NPC210355
0.875 High Similarity NPC282000
0.875 High Similarity NPC159968
0.8741 High Similarity NPC168259
0.8741 High Similarity NPC247291
0.8741 High Similarity NPC472520
0.8741 High Similarity NPC83375
0.8741 High Similarity NPC279851
0.8741 High Similarity NPC224876
0.8733 High Similarity NPC268484
0.8732 High Similarity NPC260741
0.8732 High Similarity NPC70682

  Similar Clinical/Approved Drugs

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules.

●  The left chart: Distribution of similarity level between NPC256555 and all drugs/candidates.
●  The right table: Most similar clinical/approved drugs (Tc>=0.56 or Top200).

Similarity Score Similarity Level Drug ID Developmental Stage
0.8824 High Similarity NPD1529 Clinical (unspecified phase)
0.8776 High Similarity NPD1653 Approved
0.875 High Similarity NPD1530 Clinical (unspecified phase)
0.8705 High Similarity NPD1613 Approved
0.8705 High Similarity NPD1612 Clinical (unspecified phase)
0.8609 High Similarity NPD2801 Approved
0.8489 Intermediate Similarity NPD3027 Phase 3
0.8444 Intermediate Similarity NPD422 Phase 1
0.8421 Intermediate Similarity NPD1934 Approved
0.8258 Intermediate Similarity NPD4868 Clinical (unspecified phase)
0.8255 Intermediate Similarity NPD1511 Approved
0.8194 Intermediate Similarity NPD3817 Phase 2
0.8146 Intermediate Similarity NPD1512 Approved
0.8129 Intermediate Similarity NPD1465 Phase 2
0.8129 Intermediate Similarity NPD2393 Clinical (unspecified phase)
0.8086 Intermediate Similarity NPD5844 Phase 1
0.8026 Intermediate Similarity NPD1940 Clinical (unspecified phase)
0.8015 Intermediate Similarity NPD1548 Phase 1
0.8 Intermediate Similarity NPD7549 Discontinued
0.8 Intermediate Similarity NPD4338 Clinical (unspecified phase)
0.7987 Intermediate Similarity NPD1652 Phase 2
0.7933 Intermediate Similarity NPD3750 Approved
0.7914 Intermediate Similarity NPD1610 Phase 2
0.7914 Intermediate Similarity NPD3818 Discontinued
0.7911 Intermediate Similarity NPD3882 Suspended
0.7902 Intermediate Similarity NPD4908 Phase 1
0.7901 Intermediate Similarity NPD6168 Clinical (unspecified phase)
0.7901 Intermediate Similarity NPD6167 Clinical (unspecified phase)
0.7901 Intermediate Similarity NPD6166 Phase 2
0.7877 Intermediate Similarity NPD5124 Phase 1
0.7877 Intermediate Similarity NPD5123 Clinical (unspecified phase)
0.7866 Intermediate Similarity NPD7054 Approved
0.7818 Intermediate Similarity NPD7472 Approved
0.7818 Intermediate Similarity NPD7074 Phase 3
0.7812 Intermediate Similarity NPD6234 Discontinued
0.7808 Intermediate Similarity NPD4060 Phase 1
0.7801 Intermediate Similarity NPD4379 Clinical (unspecified phase)
0.7793 Intermediate Similarity NPD6859 Clinical (unspecified phase)
0.7793 Intermediate Similarity NPD4907 Clinical (unspecified phase)
0.7778 Intermediate Similarity NPD6232 Discontinued
0.7746 Intermediate Similarity NPD3225 Approved
0.7736 Intermediate Similarity NPD5402 Approved
0.7733 Intermediate Similarity NPD7266 Discontinued
0.7727 Intermediate Similarity NPD4378 Clinical (unspecified phase)
0.7716 Intermediate Similarity NPD7199 Phase 2
0.7714 Intermediate Similarity NPD3496 Discontinued
0.7708 Intermediate Similarity NPD2861 Phase 2
0.7708 Intermediate Similarity NPD3018 Phase 2
0.7692 Intermediate Similarity NPD2797 Approved
0.7667 Intermediate Similarity NPD2935 Discontinued
0.7665 Intermediate Similarity NPD6797 Phase 2
0.7665 Intermediate Similarity NPD7993 Clinical (unspecified phase)
0.7662 Intermediate Similarity NPD6143 Clinical (unspecified phase)
0.764 Intermediate Similarity NPD7075 Discontinued
0.7636 Intermediate Similarity NPD7473 Discontinued
0.7635 Intermediate Similarity NPD230 Phase 1
0.7635 Intermediate Similarity NPD447 Suspended
0.763 Intermediate Similarity NPD228 Approved
0.7622 Intermediate Similarity NPD7184 Clinical (unspecified phase)
0.7619 Intermediate Similarity NPD7251 Discontinued
0.761 Intermediate Similarity NPD37 Approved
0.7603 Intermediate Similarity NPD4625 Phase 3
0.76 Intermediate Similarity NPD3748 Approved
0.7582 Intermediate Similarity NPD6398 Clinical (unspecified phase)
0.7578 Intermediate Similarity NPD4965 Approved
0.7578 Intermediate Similarity NPD4966 Approved
0.7578 Intermediate Similarity NPD4967 Phase 2
0.7574 Intermediate Similarity NPD7808 Phase 3
0.7566 Intermediate Similarity NPD970 Clinical (unspecified phase)
0.7562 Intermediate Similarity NPD7096 Clinical (unspecified phase)
0.7552 Intermediate Similarity NPD4749 Approved
0.7552 Intermediate Similarity NPD2983 Phase 2
0.7552 Intermediate Similarity NPD2982 Phase 2
0.7551 Intermediate Similarity NPD3268 Approved
0.7548 Intermediate Similarity NPD6799 Approved
0.7546 Intermediate Similarity NPD5494 Approved
0.7534 Intermediate Similarity NPD1008 Clinical (unspecified phase)
0.7532 Intermediate Similarity NPD6190 Approved
0.7531 Intermediate Similarity NPD4381 Clinical (unspecified phase)
0.7517 Intermediate Similarity NPD4340 Discontinued
0.7516 Intermediate Similarity NPD6980 Clinical (unspecified phase)
0.75 Intermediate Similarity NPD6233 Phase 2
0.75 Intermediate Similarity NPD1550 Clinical (unspecified phase)
0.75 Intermediate Similarity NPD1552 Clinical (unspecified phase)
0.75 Intermediate Similarity NPD6801 Discontinued
0.7485 Intermediate Similarity NPD919 Approved
0.7485 Intermediate Similarity NPD7228 Approved
0.7484 Intermediate Similarity NPD4380 Phase 2
0.7483 Intermediate Similarity NPD1510 Phase 2
0.7483 Intermediate Similarity NPD2981 Phase 2
0.7483 Intermediate Similarity NPD7095 Approved
0.7453 Intermediate Similarity NPD7819 Suspended
0.7451 Intermediate Similarity NPD1549 Phase 2
0.745 Intermediate Similarity NPD1558 Phase 1
0.7445 Intermediate Similarity NPD5535 Approved
0.7434 Intermediate Similarity NPD1551 Phase 2
0.7432 Intermediate Similarity NPD1296 Phase 2
0.7432 Intermediate Similarity NPD6798 Discontinued
0.7413 Intermediate Similarity NPD1611 Approved
0.741 Intermediate Similarity NPD6671 Approved
0.7405 Intermediate Similarity NPD5403 Approved
0.7391 Intermediate Similarity NPD5283 Phase 1
0.7389 Intermediate Similarity NPD5401 Approved
0.7375 Intermediate Similarity NPD6599 Discontinued
0.7368 Intermediate Similarity NPD4308 Phase 3
0.7362 Intermediate Similarity NPD7768 Phase 2
0.7355 Intermediate Similarity NPD4628 Phase 3
0.7333 Intermediate Similarity NPD1240 Approved
0.7329 Intermediate Similarity NPD3266 Approved
0.7329 Intermediate Similarity NPD3267 Approved
0.7329 Intermediate Similarity NPD7411 Suspended
0.7325 Intermediate Similarity NPD4357 Discontinued
0.732 Intermediate Similarity NPD2796 Approved
0.7315 Intermediate Similarity NPD6410 Clinical (unspecified phase)
0.731 Intermediate Similarity NPD6559 Discontinued
0.7305 Intermediate Similarity NPD5536 Phase 2
0.7292 Intermediate Similarity NPD1535 Discovery
0.729 Intermediate Similarity NPD7421 Clinical (unspecified phase)
0.7289 Intermediate Similarity NPD1247 Approved
0.7285 Intermediate Similarity NPD1933 Approved
0.7285 Intermediate Similarity NPD6355 Discontinued
0.7278 Intermediate Similarity NPD7410 Clinical (unspecified phase)
0.7273 Intermediate Similarity NPD4626 Approved
0.7255 Intermediate Similarity NPD7033 Discontinued
0.7241 Intermediate Similarity NPD1608 Approved
0.7241 Intermediate Similarity NPD1481 Phase 2
0.7241 Intermediate Similarity NPD8055 Clinical (unspecified phase)
0.7237 Intermediate Similarity NPD1607 Approved
0.7235 Intermediate Similarity NPD7804 Clinical (unspecified phase)
0.7233 Intermediate Similarity NPD7314 Clinical (unspecified phase)
0.7229 Intermediate Similarity NPD5677 Discontinued
0.7222 Intermediate Similarity NPD7615 Clinical (unspecified phase)
0.7219 Intermediate Similarity NPD943 Approved
0.7216 Intermediate Similarity NPD8397 Clinical (unspecified phase)
0.7212 Intermediate Similarity NPD3749 Approved
0.7211 Intermediate Similarity NPD1203 Approved
0.7208 Intermediate Similarity NPD6100 Approved
0.7208 Intermediate Similarity NPD6099 Approved
0.7186 Intermediate Similarity NPD8127 Discontinued
0.7179 Intermediate Similarity NPD5698 Clinical (unspecified phase)
0.7179 Intermediate Similarity NPD6674 Discontinued
0.7172 Intermediate Similarity NPD1091 Approved
0.717 Intermediate Similarity NPD7447 Phase 1
0.7161 Intermediate Similarity NPD3540 Phase 1
0.7161 Intermediate Similarity NPD5763 Approved
0.7161 Intermediate Similarity NPD5762 Approved
0.716 Intermediate Similarity NPD4678 Approved
0.716 Intermediate Similarity NPD4675 Approved
0.7143 Intermediate Similarity NPD3686 Approved
0.7143 Intermediate Similarity NPD3687 Approved
0.7134 Intermediate Similarity NPD1878 Clinical (unspecified phase)
0.7134 Intermediate Similarity NPD4109 Clinical (unspecified phase)
0.7134 Intermediate Similarity NPD4110 Phase 3
0.7132 Intermediate Similarity NPD968 Approved
0.7107 Intermediate Similarity NPD7213 Phase 3
0.7107 Intermediate Similarity NPD7212 Phase 2
0.7105 Intermediate Similarity NPD4307 Phase 2
0.7101 Intermediate Similarity NPD3022 Approved
0.7101 Intermediate Similarity NPD3021 Approved
0.7099 Intermediate Similarity NPD3226 Approved
0.7097 Intermediate Similarity NPD6032 Approved
0.7097 Intermediate Similarity NPD3539 Phase 1
0.7091 Intermediate Similarity NPD8443 Clinical (unspecified phase)
0.7091 Intermediate Similarity NPD4288 Approved
0.7089 Intermediate Similarity NPD5307 Clinical (unspecified phase)
0.7086 Intermediate Similarity NPD2313 Discontinued
0.7083 Intermediate Similarity NPD5691 Approved
0.7081 Intermediate Similarity NPD920 Approved
0.7076 Intermediate Similarity NPD3751 Discontinued
0.707 Intermediate Similarity NPD1243 Approved
0.7063 Intermediate Similarity NPD7004 Clinical (unspecified phase)
0.7063 Intermediate Similarity NPD2533 Approved
0.7063 Intermediate Similarity NPD2532 Approved
0.7063 Intermediate Similarity NPD2534 Approved
0.7059 Intermediate Similarity NPD1899 Clinical (unspecified phase)
0.7059 Intermediate Similarity NPD7852 Clinical (unspecified phase)
0.7059 Intermediate Similarity NPD9697 Approved
0.7055 Intermediate Similarity NPD3705 Approved
0.7041 Intermediate Similarity NPD7229 Phase 3
0.7034 Intermediate Similarity NPD17 Approved
0.7034 Intermediate Similarity NPD1778 Approved
0.7029 Intermediate Similarity NPD2684 Approved
0.7027 Intermediate Similarity NPD8651 Approved
0.7011 Intermediate Similarity NPD7685 Pre-registration
0.7011 Intermediate Similarity NPD7240 Approved
0.7007 Intermediate Similarity NPD9269 Phase 2
0.7007 Intermediate Similarity NPD9717 Approved
0.7006 Intermediate Similarity NPD7975 Clinical (unspecified phase)
0.7006 Intermediate Similarity NPD2424 Discontinued
0.7006 Intermediate Similarity NPD6971 Discontinued
0.7 Intermediate Similarity NPD3926 Phase 2
0.7 Intermediate Similarity NPD9494 Approved
0.7 Intermediate Similarity NPD5242 Approved
0.6994 Remote Similarity NPD4005 Discontinued
0.6994 Remote Similarity NPD8158 Clinical (unspecified phase)
0.6993 Remote Similarity NPD3620 Phase 2
0.6993 Remote Similarity NPD3619 Clinical (unspecified phase)
0.6993 Remote Similarity NPD4140 Approved
0.6989 Remote Similarity NPD7090 Clinical (unspecified phase)
0.6989 Remote Similarity NPD8054 Approved

Structure

External Identifiers

PubChem CID   442808
ChEMBL   CHEMBL2397755
ZINC  

Physicochemical Properties

Molecular Weight:  284.07
ALogP:  -0.898
MLogP:  2.67
XLogP:  2.3
# Rotatable Bonds:  5
Polar Surface Area:  75.99
# H-Bond Aceptor:  1
# H-Bond Donor:  2
# Rings:  3
# Heavy Atoms:  21

Download Data

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General Info & Identifiers & Properties  
Structure MOL file  
Source Organisms  
Biological Activities  
Similar NPs/Drugs